Home / 997,700.88-1,497,051.72-465,263.40

Finding the Fourth Proportional to 997,700.88, 1,497,051.72 and 465,263.40

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Solution

The fourth proportional to 997,700.88, 1,497,051.72 and 465,263.40 is: 698,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,700.88 : 1,497,051.72 = 465,263.40 : x
  2. Step 2: Convert to fraction form
    997,700.88/1,497,051.72 = 465,263.40/x
  3. Step 3: Cross multiply
    997,700.88x = 1,497,051.72 × 465,263.40
  4. Step 4: Simplify right side
    997,700.88x = 696,523,373,223.05
  5. Step 5: Solve for x
    x = 696,523,373,223.05/997,700.88
  6. Step 6: Final answer
    x = 698,128.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.